Finding the Fourth Proportional to 1,655.12, 2,480.52 and 1,241.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,655.12 : 2,480.52 = 1,241.04 : x
2. Step 2: Convert to fraction form
   1,655.12/2,480.52 = 1,241.04/x
3. Step 3: Cross multiply
   1,655.12x = 2,480.52 × 1,241.04
4. Step 4: Simplify right side
   1,655.12x = 3,078,424.54
5. Step 5: Solve for x
   x = 3,078,424.54/1,655.12
6. Step 6: Final answer
   x = 1,859.94